Center Test pattern

Being who I am, I rarely take anything for granted. Thus most subjects and technical even other stuff gets a 2nd, 3rd or even more questioning to verify the correctness or truth there-of. Having now assembled two 3D printers from different sources I found that the "auto homing" location differs radically between the two. Just to make things really interesting I checked the positions of the nozzle and auto level sensor relative to the center of the build bed. In one case the auto level sensor w